/*
 * HSM Proxy Project.
 * Copyright (C) 2013 Frank Cornelis.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version
 * 3.0 as published by the Free Software Foundation.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, see 
 * http://www.gnu.org/licenses/.
 */

package test.integ.be.fedict.hsm.model.security;

import javax.ejb.EJB;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;

import org.apache.commons.codec.digest.DigestUtils;

import be.fedict.hsm.entity.ApplicationEntity;
import be.fedict.hsm.entity.CredentialEntity;
import be.fedict.hsm.model.security.JBossSecurityManagerBean;

/**
 * Since we cannot inject EntityManager in the Arquillian test itself, we have
 * to do some work-around.
 * 
 * @author Frank Cornelis
 * 
 */
@Stateless
public class SecurityTestUtilBean {

	@PersistenceContext
	private EntityManager entityManager;

	@EJB
	private JBossSecurityManagerBean jbossSecurityManagerBean;

	public void createApplicationAndCredential(String applicationName,
			byte[] credential) {
		ApplicationEntity applicationEntity = new ApplicationEntity(
				applicationName);
		this.entityManager.persist(applicationEntity);

		String username = DigestUtils.sha1Hex(credential);

		CredentialEntity credentialEntity = new CredentialEntity(username,
				credential, applicationEntity);
		this.entityManager.persist(credentialEntity);
	}

	public void removeCredential(byte[] credential) {
		String username = DigestUtils.sha1Hex(credential);
		CredentialEntity credentialEntity = this.entityManager.find(
				CredentialEntity.class, username);
		this.entityManager.remove(credentialEntity);
		/*
		 * Next demonstrates that flushing the cache really is required.
		 */
		this.jbossSecurityManagerBean.flushApplicationCache(username);
	}
}
